FIG. 1.
Phylogenetic relationships among New World arenaviruses based on maximum parsimony analysis of the amino acid sequences of the complete glycoprotein precursor (GPC) gene (561 characters) and the complete nucleoprotein (NP) gene (581 characters). The numbers above the nodes indicate bootstrap support for branching patterns to the right. Scale indicates 50 changes. Lineages are indicated by A, B, or C.